xen: don't reload cr3 on suspend

It isn't necessary, and it makes the code needlessly non-portable.
Signed-off-by: NJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: NIngo Molnar <mingo@elte.hu>

drivers/xen/manage.c

@@ -39,8 +39,6 @@ static int xen_suspend(void *data)
 
 	BUG_ON(!irqs_disabled());
 
-	load_cr3(swapper_pg_dir);
-
 	err = device_power_down(PMSG_SUSPEND);
 	if (err) {
 		printk(KERN_ERR "xen_suspend: device_power_down failed: %d\n",